0001    //
0002    //  Chooser.swift
0003    //  Choose
0004    //
0005    //  Created by Omar Abdelhafith on 03/11/2015.
0006    //  Copyright © 2015 Omar Abdelhafith. All rights reserved.
0007    //
0008    
0009    
0010    
0011    /**
0012     Presents a user with a menu of items to choose from
0013     
0014     - parameter prompt:  The menu prompt message
0015     - parameter choices: List of choices
0016     
0017     - returns: The user selected item
0018     */
0019    public func choose(prompt: String, choices: String...) -> String {
0020        return choose(prompt, type: String.self) {
0021            for choice in choices {
0022                $0.addChoice(choice) { return choice }
0023            }
0024        }
0025    }
0026    
0027    
0028    /**
0029     Presents a user with a menu of items to choose from
0030     
0031     - parameter costumizationBlock: Closure to be called with a ChooseSettings, changes to the settings are reflected to the prompt
0032     
0033     - returns: The user selected item
0034     */
0035    public func choose<T>(costumizationBlock: (ChooseSettings<T> -> Void)) -> T {
0036        
0037        let settings = getChooseSettings(costumizationBlock)
0038        return choose(settings, type: T.self)
0039    }
0040    
0041    
0042    /**
0043     Presents a user with a menu of items to choose from
0044     
0045     - parameter prompt:             The menu prompt message
0046     - parameter type:               The value type to be expected from the user
0047     - parameter costumizationBlock: Closure to be called with a ChooseSettings, changes to the settings are reflected to the prompt
0048     
0049     - returns: The user selected item
0050     */
0051    public func choose
Choose.swift:20
    return choose(prompt, type: String.self) {<T>(prompt: String, type: T.Type, costumizationBlock: (ChooseSettings<T> -> Void)) -> T {
0052        
0053        let settings = getChooseSettings(costumizationBlock)
0054        settings.promptQuestion = prompt
0055        return choose(settings, type: type)
0056    }
0057    
0058    
0059    /**
0060     Presents a user with a menu of items to choose from
0061     
0062     - parameter type:               The value type to be expected from the user
0063     - parameter costumizationBlock: Closure to be called with a ChooseSettings, changes to the settings are reflected to the prompt
0064     
0065     - returns: The user selected item
0066     */
0067    public func choose<T>(type: T.Type, costumizationBlock: (ChooseSettings<T> -> Void)) -> T {
0068        
0069        let settings = getChooseSettings(costumizationBlock)
0070        return choose(settings, type: type)
0071    }
0072    
0073    
0074    // MARK :- Internal functions
0075    
0076    
0077    func choose
Choose.swift:38
    return choose(settings, type: T.self)
Choose.swift:55
    return choose(settings, type: type)
Choose.swift:70
    return choose(settings, type: type)<T>(settings: ChooseSettings<T>, type: T.Type) -> T {
0078        
0079        let items = settings.preparePromptItems()
0080        
0081        items.forEach { PromptSettings.print($0) }
0082        PromptSettings.print("\(settings.promptQuestion)", terminator: "")
0083        
0084        let stringRead = readStringOrEmpty()
0085        
0086        return askForValidatedItem(originalValue: stringRead, validator: settings)
0087    }
0088    
0089    func getChooseSettings
Choose.swift:37
    let settings = getChooseSettings(costumizationBlock)
Choose.swift:53
    let settings = getChooseSettings(costumizationBlock)
Choose.swift:69
    let settings = getChooseSettings(costumizationBlock)<T>(costumizationBlock: ChooseSettings<T> -> Void) -> ChooseSettings<T> {
0090        let settings = ChooseSettings<T>()
0091        costumizationBlock(settings)
0092        return settings
0093    }